6891275352 has 64 divisors (see below), whose sum is σ = 18830407680. Its totient is φ = 2088738432.

The previous prime is 6891275351. The next prime is 6891275371. The reversal of 6891275352 is 2535721986.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6891275351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143928 + ... + 185735.

It is an arithmetic number, because the mean of its divisors is an integer number (294225120).

Almost surely, 2^6891275352 is an apocalyptic number.

It is an amenable number.

6891275352 is an abundant number, since it is smaller than the sum of its proper divisors (11939132328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6891275352 is a wasteful number, since it uses less digits than its factorization.

6891275352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329752 (or 329748 counting only the distinct ones).

The product of its digits is 907200, while the sum is 48.

The square root of 6891275352 is about 83013.7058081375. The cubic root of 6891275352 is about 1902.9755179617.

The spelling of 6891275352 in words is "six billion, eight hundred ninety-one million, two hundred seventy-five thousand, three hundred fifty-two".